:root {
  --color-white: #f6f5ed;
  --color-black: #484848;
  --color-primary: #F5C2C7;
  --color-secondary: #e28da4;

  --size-padding: 1em;
}

@media (prefers-color-scheme: dark) {
  body {
      background-color: var(--color-black);
      color: var(--color-white);
  }
}

@media (prefers-color-scheme: light) {
  body {
      background-color: var(--color-white);
      color: var(--color-black);
  }
}

body {
  max-width: 66ex;
  margin: var(--size-padding) auto;
  padding-left: var(--size-padding);
  padding-right: var(--size-padding);
  font-family: Georgia, Palatino, "Palatino Linotype", Times, "Times New Roman", serif;
  font-size: 18px;
  line-height: 1.45;
}

a {
  color: inherit;
  text-decoration: none;
  position: relative;

  &:hover {
    background-color: var(--color-primary);
  }

  &::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 0.2em;
    background-color: var(--color-secondary);
    border-radius: 0.1em;
    transform: scaleY(0.5);
    z-index: -1;
  }
}

form {
  legend {
    font-weight: bold;
  }

  & + form {
    margin-top: 1em;
  }
}

category-list {
  dt {
    font-weight: bold;
  }

  dd + dt {
    margin-top: 1em;
  }
}